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# Ariel Cohen

Principal Data Scientist

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Blogs by Ariel Cohen  
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[![Claude Fable 5.2 Hits a Perfect Score on Our Security Benchmark, the First Model Ever to Do It](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/10/CEO_AI_Article.jpg)](https://www.paloaltonetworks.com/blog/security-operations/claude-fable-5-2-hits-a-perfect-score-on-our-security-benchmark-the-first-model-ever-to-do-it/)

## [Agentic Endpoint Security](https://www.paloaltonetworks.com/blog/security-operations/category/agentic-endpoint-security/?ts=markdown), [AI and Cybersecurity](https://www.paloaltonetworks.com/blog/security-operations/category/ai-and-cybersecurity/?ts=markdown), [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity/?ts=markdown), [Endpoint security](https://www.paloaltonetworks.com/blog/security-operations/category/endpoint-security/?ts=markdown), [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must-read-articles/?ts=markdown), [News and Events](https://www.paloaltonetworks.com/blog/security-operations/category/news-and-events/?ts=markdown), [Product Features](https://www.paloaltonetworks.com/blog/security-operations/category/product-features/?ts=markdown), [Use-Cases](https://www.paloaltonetworks.com/blog/security-operations/category/use-cases/?ts=markdown)

### [Claude Fable 5.2 Hits a Perfect Score on Our Security Benchmark, the First ...](https://www.paloaltonetworks.com/blog/security-operations/claude-fable-5-2-hits-a-perfect-score-on-our-security-benchmark-the-first-model-ever-to-do-it/)

The Cortex AES team at Palo Alto Networks secures endpoints and the AI agents that run on them. To do that well, we need to know how each AI model behaves when ...  
Nov 10, 2026  
By [Idan Dardikman](https://www.paloaltonetworks.com/blog/author/idan-dardikman/?ts=markdown "Posts by Idan Dardikman"), [Yuval Ronen](https://www.paloaltonetworks.com/blog/author/yuval-ronen/?ts=markdown "Posts by Yuval Ronen") and [Ariel Cohen](https://www.paloaltonetworks.com/blog/author/ariel-cohen/?ts=markdown "Posts by Ariel Cohen")

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Blogs by Ariel Cohen  
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